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1 definition by Lazy Meat

 
1.
the act of falling asleep while giving someone a hand job

or

another way of referring to sexual intercourse
"Yesterday after lunch I took an adult nap with my girlfriend and made it halfway to 3rd base."

or

"Honey, let's go take an adult nap before I pick the kids up from school."
by Lazy Meat March 17, 2010